{
  "slug": "nikon-z-400-f45s",
  "name": "NIKKOR Z 400mm f/4.5 VR S",
  "category": "lens",
  "specs": {
    "maker": "ニコン",
    "released": "2022-07",
    "mount": "ニコンZ",
    "format": "フルフレーム",
    "focal_length": "400mm",
    "max_aperture": "f/4.5",
    "elements": "13群19枚",
    "blades": 9,
    "min_focus_m": 2.5,
    "max_magnification": "0.16倍",
    "stabilization": "あり（最大5.5段）",
    "filter_mm": 95,
    "weight_g": 1245,
    "size_mm": "104x234.5",
    "weather_sealed": "対応",
    "price_range": "約50万円前後"
  },
  "summary": "三脚座込みでも約1245gに抑えた手持ち向きの400mm単焦点。スーパーEDレンズ2枚とSRレンズを使い、5.5段のVRで野鳥・モータースポーツを機動的に狙える。f/2.8 TCの約4割の重さと価格で、超望遠入門として現実的な選択肢。",
  "amazon_query": "ニコン NIKKOR Z 400mm f/4.5 VR S",
  "amazon_url": "https://www.amazon.co.jp/dp/B0B5BFBPK1",
  "construction_url": "https://nij.nikon.com/products/lineup/nikkor/zmount/nikkor_z_400mm_f45_vr_s/spec.html",
  "mtf_url": "https://nij.nikon.com/products/lineup/nikkor/zmount/nikkor_z_400mm_f45_vr_s/spec.html",
  "source_url": "https://nij.nikon.com/products/lineup/nikkor/zmount/nikkor_z_400mm_f45_vr_s/spec.html",
  "retrieved_at": "2026-07-24",
  "product_url": "https://nij.nikon.com/products/lineup/nikkor/zmount/nikkor_z_400mm_f45_vr_s/"
}